It didn’t take long for other entertainers with careers in radio to take to social media to send their respects, too. Ryan Seacrest, the “American Idol” host with a popular radio show of his own, said this about Mr. Kasem on Twitter:

The Twitter account for RadioInsight.com also gathered responses from people in the radio business. Frank Strovel, who works in radio in Tennessee, noted that the satellite radio giant SiriusXM had settled on its way of dedicating some airtime to Mr. Kasem:

The 70s channel on @SIRIUSXM paying tribute to #CaseyKasem with marathon of old shows beginning with 1st one from 1970.